The ACL Race Series Main Bearing Set-Performance 011 Oversize is a top-of-the-line product designed for high performance engines. Manufactured with Race Series (Tri-Metal) material, these bearings are built to withstand extreme conditions and provide superior durability and performance.

With positions 1, 2, 4, and 5 featuring a standard shaft diameter of 2.2482"/2.2490" and positions 3 with a diameter of 2.2482"/2.2490", these bearings are designed to provide optimal oil clearance and maximum wall thickness to ensure smooth operation and reduce friction. The housing bore sizes range from 2.4412" to 2.4420", with a maximum length of 0.8850" for positions 1, 2, 4, and 5, and 1.1330" for position 3.

This main bearing set is 0.275mm oversize, providing a perfect fit for your engine and ensuring maximum performance. The ACL Race Series brand has a long-standing reputation for quality and innovation, with over 70 years of experience in manufacturing precision engine bearings.

With a strong history in motorsport, the ACL Race Series Performance Engine Bearings have been used in Formula 1, Australian Supercars Championship, drag racing, speedway, drifting, and rally competitions. Engine builders worldwide trust ACL's RACE Series Performance Engine Bearings for their durability and reliability.

With a wide range of applications covering Australian, American, Japanese, Korean, and European engines, ACL continues to expand its range to cover new engine releases. The company's commitment to quality is evident in its ISO certified Business Management Systems, including ISO9001: 2015 Quality Management System, ISO14001: 2015 Environmental Management System, and ISO451001: 2018 Occupational Health & Safety Management System certification.

Upgrade your engine with the ACL Race Series Main Bearing Set-Performance 011 Oversize and experience the difference in performance and reliability that only ACL can provide.